Condensed Consolidated Statement of Equity - USD ($)	Total	Limited Partners' Interest In Operating Partnership [Member]	Preferred Stock [Member]	Common Stock [Member]	Treasury Stock, At Cost [Member]	Additional Paid-In Capital [Member]	Cumulative Distributions In Excess Of Net Income [Member]	Accumulated Other Comprehensive Income [Member]	Cedar Realty Trust, Inc. [Member]	Noncontrolling Interests [Member]
Balance at Dec. 31, 2021	$ 439,968,000	$ 2,586,000	$ 159,541,000	$ 820,000	$ (13,266,000)	$ 881,009,000	$ (582,464,000)	$ (8,258,000)	$ 437,382,000	$ 2,586,000
Balance, shares at Dec. 31, 2021			6,450,000	13,658,000
Net income (loss)	(1,077,000)	(20,000)					(1,057,000)		(1,057,000)	(20,000)
Unrealized gain on change in fair value of cash flow hedges	8,338,000	49,000						8,289,000	8,289,000	49,000
Share-based compensation, net	(40,000)			$ (1,000)	2,459,000	(2,498,000)			(40,000)
Share-based compensation, net, shares				(21,000)
Common stock sales, net of issuance expenses	1,000					1,000			1,000
Preferred stock dividends	(2,688,000)						(2,688,000)		(2,688,000)
Distributions to common shareholders/noncontrolling interests	(905,000)	(5,000)					(900,000)		(900,000)	(5,000)
Reallocation adjustment of limited partners' interest		4,000				(4,000)			(4,000)	4,000
Balance at Mar. 31, 2022	$ 443,597,000	$ 2,614,000	$ 159,541,000	$ 819,000	$ (10,807,000)	878,508,000	(587,109,000)	$ 31,000	440,983,000	$ 2,614,000
Balance, shares at Mar. 31, 2022			6,450,000	13,637,000
Balance at Dec. 31, 2022			$ 159,541,000	$ 823,000		868,323,000	(946,485,000)		82,202,000
Balance, shares at Dec. 31, 2022			6,450,000	13,718,000
Net income (loss)							14,000		14,000
Preferred stock dividends							(2,688,000)		(2,688,000)
Balance at Mar. 31, 2023			$ 159,541,000	$ 823,000		$ 868,323,000	$ (949,159,000)		$ 79,528,000
Balance, shares at Mar. 31, 2023			6,450,000	13,718,000